1466820972373 has 16 divisors (see below), whose sum is σ = 1507439508480. Its totient is φ = 1426597078896.

The previous prime is 1466820972361. The next prime is 1466820972377. The reversal of 1466820972373 is 3732790286641.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1466820972373 is a prime.

It is a super-2 number, since 2×1466820972373² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466820972377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94827786 + ... + 94843252.

It is an arithmetic number, because the mean of its divisors is an integer number (94214969280).

Almost surely, 2^{1466820972373} is an apocalyptic number.

It is an amenable number.

1466820972373 is a deficient number, since it is larger than the sum of its proper divisors (40618536107).

1466820972373 is a wasteful number, since it uses less digits than its factorization.

1466820972373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28056.

The product of its (nonzero) digits is 18289152, while the sum is 58.

The spelling of 1466820972373 in words is "one trillion, four hundred sixty-six billion, eight hundred twenty million, nine hundred seventy-two thousand, three hundred seventy-three".